BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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SDF→DAL

Louisville, KY (SDF) to Dallas, TX (DAL) flight delay odds

82.9% of 351 official scheduled SDF-to-DAL flights arrived on time; 8.0% arrived at least 30 minutes late and 0.6% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
82.9%arrived on time
8.0%30+ min late
0.6%cancelled
351scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.7%all scheduled flights
120+ minutes late0.9%all scheduled flights
Diverted2.3%did not reach as scheduled
Average arrival-2.1 mincompleted flights

Which departure time was most reliable for SDF to DAL?

Among qualifying SDF-to-DAL departure window results, Early morning had the highest on-time rate: 91.4% of 58 flights. Afternoon was lowest at 82.4% across 255 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning5891.4%3.4%3.4%
Afternoon25582.4%8.2%0.0%

Which weekday was most reliable for SDF to DAL?

Among qualifying SDF-to-DAL weekday results, Wednesday had the highest on-time rate: 88.5% of 52 flights. Sunday was lowest at 75.5% across 53 flights.

DayFlightsOn time30+ minCancelled
Monday5280.8%5.8%0.0%
Tuesday5383.0%9.4%0.0%
Wednesday5288.5%11.5%0.0%
Thursday5384.9%9.4%0.0%
Friday5288.5%3.8%0.0%
Saturday3677.8%5.6%2.8%
Sunday5375.5%9.4%1.9%

Which airline was most reliable for SDF to DAL?

Only Southwest Airlines met the SDF-to-DAL airline threshold: 82.9% of 351 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines35182.9%8.0%0.6%

Which month was most reliable for SDF to DAL?

Among qualifying SDF-to-DAL month results, December 2025 had the highest on-time rate: 93.5% of 31 flights. June 2026 was lowest at 70.0% across 30 flights.

MonthFlightsOn time30+ minCancelled
July 20253187.1%9.7%0.0%
August 20252777.8%11.1%0.0%
September 20252692.3%3.8%0.0%
October 20253177.4%6.5%0.0%
November 20253093.3%6.7%0.0%
December 20253193.5%0.0%0.0%
January 20263183.9%6.5%6.5%
February 20262889.3%3.6%0.0%
March 20263183.9%12.9%0.0%
April 20262875.0%10.7%0.0%
May 20262770.4%11.1%0.0%
June 20263070.0%13.3%0.0%

What drove SDF to DAL delay minutes?

Late aircraft was the largest recorded SDF-to-DAL delay category, accounting for 51.9% of 2,533 BTS-attributed delay minutes during July 2025–June 2026.

Airline19.9%
Late aircraft51.9%
National airspace23.7%
Weather4.5%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.